Cognomen Maclochlainn (Maclochlainn 
) , in the entire world, is a very rare family name. The cognomen Maclochlainn is habitual in Ireland, where it is quite a rare surname, Australia, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Maclochlainn | United States, Australia, Ireland, United Kingdom |
|
gerry maclochlainn Irish republican, political activist, councillor (born 1954), GB (b. 1954) |
|
| dylan maclochlainn researcher |
|
|
| michel maclochlainn Roman Catholic bishop |
|
|
| úna maclochlainn Irish singer, IE (b. 1987) |
|